| Company | Timeline | Status | |
| Aesthetic World Laboratory Limited Director • Denral Technician | 12 Jan 2001←7 Years→1 Oct 2008 | Active | |
| S D C Laboratory Limited Director • Dental Technician | 5 Jul 1994←14 Years→1 Oct 2008 | Active | |
| Prodent Laboratories Limited Director • Dental Technician | 11 Jan 1992←16 Years→1 Oct 2008 | Active | |
